Colorado Grapples With Risks From Edible Marijuana

Lawmakers, Health Advocates and Pot Businesses Scramble for Response

By

Dan Frosch

Updated May 9, 2014 6:50 p.m. ET

DENVER—Colorado officials are struggling with how to toughen regulations on edible forms of marijuana after a rash of problems linked to the products, including two deaths, spurred criticism that state oversight is lacking.

Since Colorado became the first state to legalize marijuana for recreational purposes in January, entrepreneurs have created an array of pot-laced drinks and confections—from chocolates to gummy fish to cheesecake....